Finding the Third Proportional to 831,159 and 1,819,953

Step by Step Solution

1. Step 1: Write the proportion equation
   831,159 : 1,819,953 = 1,819,953 : x
2. Step 2: Convert to fraction form
   831,159/1,819,953 = 1,819,953/x
3. Step 3: Cross multiply
   831,159x = 1,819,953 × 1,819,953
4. Step 4: Simplify right side
   831,159x = 3,312,228,922,209
5. Step 5: Solve for x
   x = 3,312,228,922,209/831,159
6. Step 6: Final answer
   x = 3,985,072.56